Munich's Valentin park, in concrete (social) apartment blocks ghetto Neuperlach, a constant drug deals and associated petty crime hot-spot, is now the scene of the skull smashing murder of suspect dealer Mike Pschelowsky. Arthur's former colleague Karl Seidel, in charge of uniformed police patrols there, calls it a lost cause, feeling abandoned by HQ and politics. The team has no shortness of suspects surrounding Mike Pschelowsky, but also finds another dark secret crucially relevant.
—KGF Vissers